Paleolithic Age April 09, 2017 2017 bone cachet cancel ivory lithic mini sheet ofdc postcrossing registered rock art shell Ukraine venus +
Scythian Pectoral February 02, 2014 1976 1999 2013 gold mini sheet postal stationery postcard postcrossing registered Ukraine USSR +
Cucuteni-Trypillian Culture January 28, 2013 2014 2015 2018 ceramic europa joint issue maxicard metal Moldova museum Neolithic postal stationery postcard postcrossing Romania selvage Ukraine +
Chersonesus June 13, 2012 2005 2013 2015 mini sheet postal stationery postcard postcrossing Russia Ukraine unesco +
Kurgan Stelae January 30, 2012 2005 2014 mini sheet postal stationery postcard postcrossing Russia Ukraine +